"Paris, Je T'aime" is a collection of short films based on love in the city of love itself, Paris. Directors include the Coen brothers, Wes Craven, Gus Van Sant, and Alexander Payne and appearances are made by Steve Buscemi, Willem Dafoe, Nick Nolte, Elijah Wood, Natalie Portman, among others.
Trailer (U.S. Version)
A couple of the shorts that I enjoyed:
"Place des Fêtes" directed by Oliver Schmitz
"Faubourg Saint-Denis" directed by Tom Tykwer